3121025440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:655

約数の個数: 192

約数和(自身を含む): 8297856000

約数和(自身を除く): 5176830560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 97, 104, 124, 130, 155, 160, 194, 208, 248, 260, 310, 388, 403, 416, 485, 496, 499, 520, 620, 776, 806, 970, 992, 998, 1040, 1240, 1261, 1552, 1612, 1940, 1996, 2015, 2080, 2480, 2495, 2522, 3007, 3104, 3224, 3880, 3992, 4030, 4960, 4990, 5044, 6014, 6305, 6448, 6487, 7760, 7984, 8060, 9980, 10088, 12028, 12610, 12896, 12974, 15035, 15469, 15520, 15968, 16120, 19960, 20176, 24056, 25220, 25948, 30070, 30938, 32240, 32435, 39091, 39920, 40352, 48112, 48403, 50440, 51896, 60140, 61876, 64480, 64870, 77345, 78182, 79840, 96224, 96806, 100880, 103792, 120280, 123752, 129740, 154690, 156364, 193612, 195455, 201097, 201760, 207584, 240560, 242015, 247504, 259480, 309380, 312728, 387224, 390910, 402194, 481120, 484030, 495008, 518960, 618760, 625456, 629239, 774448, 781820, 804388, 968060, 1005485, 1037920, 1237520, 1250912, 1258478, 1500493, 1548896, 1563640, 1608776, 1936120, 2010970, 2475040, 2516956, 3000986, 3127280, 3146195, 3217552, 3872240, 4021940, 5033912, 6001972, 6254560, 6292390, 6435104, 7502465, 7744480, 8043880, 10067824, 12003944, 12584780, 15004930, 16087760, 19506409, 20135648, 24007888, 25169560, 30009860, 32175520, 39012818, 48015776, 50339120, 60019720, 78025636, 97532045, 100678240, 120039440, 156051272, 195064090, 240078880, 312102544, 390128180, 624205088, 780256360, 1560512720, 3121025440]

約数ペア:

[(1, 3121025440), (2, 1560512720), (4, 780256360), (5, 624205088), (8, 390128180), (10, 312102544), (13, 240078880), (16, 195064090), (20, 156051272), (26, 120039440), (31, 100678240), (32, 97532045), (40, 78025636), (52, 60019720), (62, 50339120), (65, 48015776), (80, 39012818), (97, 32175520), (104, 30009860), (124, 25169560), (130, 24007888), (155, 20135648), (160, 19506409), (194, 16087760), (208, 15004930), (248, 12584780), (260, 12003944), (310, 10067824), (388, 8043880), (403, 7744480), (416, 7502465), (485, 6435104), (496, 6292390), (499, 6254560), (520, 6001972), (620, 5033912), (776, 4021940), (806, 3872240), (970, 3217552), (992, 3146195), (998, 3127280), (1040, 3000986), (1240, 2516956), (1261, 2475040), (1552, 2010970), (1612, 1936120), (1940, 1608776), (1996, 1563640), (2015, 1548896), (2080, 1500493), (2480, 1258478), (2495, 1250912), (2522, 1237520), (3007, 1037920), (3104, 1005485), (3224, 968060), (3880, 804388), (3992, 781820), (4030, 774448), (4960, 629239), (4990, 625456), (5044, 618760), (6014, 518960), (6305, 495008), (6448, 484030), (6487, 481120), (7760, 402194), (7984, 390910), (8060, 387224), (9980, 312728), (10088, 309380), (12028, 259480), (12610, 247504), (12896, 242015), (12974, 240560), (15035, 207584), (15469, 201760), (15520, 201097), (15968, 195455), (16120, 193612), (19960, 156364), (20176, 154690), (24056, 129740), (25220, 123752), (25948, 120280), (30070, 103792), (30938, 100880), (32240, 96806), (32435, 96224), (39091, 79840), (39920, 78182), (40352, 77345), (48112, 64870), (48403, 64480), (50440, 61876), (51896, 60140)]